<template>
  <div :style="{ padding: '0' }">
    <h4 :style="{ marginBottom: '20px' }">{{ title }}</h4>

    <v-chart ref="chart" :data="dataSource" :forceFit="true" :height="height" :scale="scale">
      <v-tooltip :shared="false"/>
      <v-axis/>
      <v-line :color="lineColor" :size="lineSize" position="x*y"/>
      <v-area :color="color" position="x*y"/>
    </v-chart>

  </div>
</template>

<script>
import {triggerWindowResizeEvent} from '@/utils/util'

export default {
  name: 'AreaChartTy',
  props: {
    // 图表数据
    dataSource: {
      type: Array,
      required: true
    },
    // 图表标题
    title: {
      type: String,
      default: ''
    },
    // x 轴别名
    x: {
      type: String,
      default: 'x'
    },
    // y 轴别名
    y: {
      type: String,
      default: 'y'
    },
    // Y轴最小值
    min: {
      type: Number,
      default: 0
    },
    // Y轴最大值
    max: {
      type: Number,
      default: null
    },
    // 图表高度
    height: {
      type: Number,
      default: 254
    },
    // 线的粗细
    lineSize: {
      type: Number,
      default: 2
    },
    // 面积的颜色
    color: {
      type: String,
      default: ''
    },
    // 线的颜色
    lineColor: {
      type: String,
      default: ''
    }
  },
  computed: {
    scale() {
      return [
        {dataKey: 'x', title: this.x, alias: this.x},
        {dataKey: 'y', title: this.y, alias: this.y, min: this.min, max: this.max}
      ]
    }
  },
  mounted() {
    triggerWindowResizeEvent()
  }
}
</script>

<style lang="less" scoped>
@import "chart";
</style>